#pragma once
#ifndef __COMMON_FUNCTIONS_H_INCLUDED__  //guard to prevent multiple includes
#define __COMMON_FUNCTIONS_H_INCLUDED__


#include <iostream>
#include <string>
#include <vector>
#include <algorithm>
#include <map>
#include <list>
#include <stack>
#include <sstream>
#include <unordered_map>
#include <cctype>
#include <clocale>
#include <cmath>

using namespace std;


#endif;